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Jacksonville, FL Local Forecast Office

Fernandina Beach FL

Marine Point Forecast

[NOTICE]

This Afternoon
High: 84 °F
NE 13kt
3ft
Tonight
Low: 77 °F
E 8kt⇓
2-3ft
Saturday
High: 84 °F
⇑NNE 7kt
2ft
Saturday Night
Low: 77 °F
Light Wind
2ft
Sunday
High: 84 °F
⇑NE 8kt
2ft
Sunday Night
Low: 77 °F
Light Wind
2ft
Monday
High: 83 °F
⇑ENE 8kt
2ft
Monday Night
Low: 76 °F
Light Wind
2ft
Tuesday
High: 84 °F
⇑ENE 8kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:21 pm EDT Sep 18, 2026
Forecast Valid: 2pm EDT Sep 18, 2026-6pm EDT Sep 24, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

NE wind around 13 kt. A slight chance of showers and thunderstorms between 4pm and 5pm. Seas around 3 ft.

Tonight

E wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Seas 2 to 3 ft.

Saturday

Variable winds less than 5 kt becoming NNE 5 to 7 kt in the morning. Mostly sunny. Seas around 2 ft.

Saturday Night

Variable winds 5 kt or less. A slight chance of showers between 2am and 3am. Seas around 2 ft.

Sunday

Variable winds less than 5 kt becoming NE 5 to 8 kt in the morning. A chance of showers, with thunderstorms also possible after 2pm. Seas around 2 ft.

Sunday Night

Variable winds 5 kt or less. A chance of thunderstorms before 8pm, then a chance of showers after 2am. Seas around 2 ft.

Monday

Variable winds less than 5 kt becoming ENE 5 to 8 kt in the morning. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Seas around 2 ft.

Monday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas around 2 ft.

Tuesday

Variable winds less than 5 kt becoming ENE 5 to 8 kt in the morning. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Seas around 2 ft.

Winds and waves higher in and near thunderstorms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.